// Complex function

#include studio.h
typedef int myInt;

myInt fun(myInt a, myInt b) {
  if(a > 0) {
    if(b == 0) {
      int z = 5;
    }
  } else {
    int d = 7;
    if(b == 0) {
      int z = 5;
    } else {
      if(d < 8) {
        d = d-2;
      }
    }
  }
  return 0;
}